195933242443 has 16 divisors (see below), whose sum is σ = 207913334976. Its totient is φ = 184406302080.

The previous prime is 195933242437. The next prime is 195933242473. The reversal of 195933242443 is 344242339591.

It is a cyclic number.

It is not a de Polignac number, because 195933242443 - 2²⁹ = 195396371531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195933242473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 564396 + ... + 842857.

It is an arithmetic number, because the mean of its divisors is an integer number (12994583436).

Almost surely, 2^195933242443 is an apocalyptic number.

195933242443 is a deficient number, since it is larger than the sum of its proper divisors (11980092533).

195933242443 is a wasteful number, since it uses less digits than its factorization.

195933242443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407414.

The product of its digits is 2799360, while the sum is 49.

The spelling of 195933242443 in words is "one hundred ninety-five billion, nine hundred thirty-three million, two hundred forty-two thousand, four hundred forty-three".